6938128 has 10 divisors (see below), whose sum is σ = 13442654. Its totient is φ = 3469056.

The previous prime is 6938101. The next prime is 6938131. The reversal of 6938128 is 8218396.

It can be written as a sum of positive squares in only one way, i.e., 3952144 + 2985984 = 1988^2 + 1728^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216801 + ... + 216832.

Almost surely, 2^6938128 is an apocalyptic number.

It is an amenable number.

6938128 is a deficient number, since it is larger than the sum of its proper divisors (6504526).

6938128 is a wasteful number, since it uses less digits than its factorization.

6938128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433641 (or 433635 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 6938128 is about 2634.0326497597. The cubic root of 6938128 is about 190.7278453543.

The spelling of 6938128 in words is "six million, nine hundred thirty-eight thousand, one hundred twenty-eight".